Per our migration plans, I just enabled markdown.it at Meta.
It is an excellent CommonMark compliant engine. I expect quite a few edges to be found during this period of testing.
Do not open bugs about the new Engine, just reply here.
I/we will be updating the top post here with the list of issues and striking out stuff as it is fixed.
Current known issues (to be fixed)
:white_check_mark: Onebox vanishes after you start typing and works not-super consistently
:white_check_mark: pending…